Ariston System A 30 RFF Boiler User Manual


 
8
3
6
9
12
Fig. 3
1. General layout
The mechanical clock covers a 24 hour period. Each tappet represents 15 minutes A (Fig. 4). An override switch is located on
the clock
B (Fig 4).
2. To set the time
To set the time of day, grasp the outer edge of the dial and turn slowly clockwise until the correct time is lined up with the arrow
C (Fig. 4).
3. To Set the "On" and "Off" times
The clock uses a 24hours system. e.g. 8 = 8.00 am and
18 = 6.00 pm "ON" periods are set by sliding all tappets between the "ON" time and the "OFF" time to the outer edge of the
dial.The tappets remaining at the centre of the dial are the "OFF" periods.
4. For operation
Put the selector switch B to the
symbol to control the central heating by the clock. Put the switch
B to «I» to select
permanent operation or to «0» to turn the central heating off permanently.
11
22
33
44
55
66
77
88
99
1010
1111
1212
1313
1414
1515
1616
1717
1818
1919
2020
2121
2222
2323
2424
99
66
1212
I
A
C
B
Fig. 4
6. Setting the time clock
6.1 Setting the mechanical clock